What powers gaston.cz?
Last seen Sep 2026 · 11 technologies across 8 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Miscellaneous
Operating systems
Debian
since Jan 2019
Programming languages
PHP
since Sep 2021
Web servers
Webmail
Microsoft 365
since Jul 2025
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 58% phone
- 42% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.14 / 10 · ranked #1,359,519 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 8.1 MB · 52 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MGI CZ.MGI autonomous system, Czech Republic (217.112.162.40, IPv6)
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 17,151,860, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted